| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [adv] since | 13 |
|
| 2 | has be [adv] since | 13 |
|
| 3 | has be [adv] since | 8 |
|
| 4 | has be [adv prt] since | 5 |
|
